Stay updated with real-time air quality in Pleasanton, California featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
52
Moderate
Pleasanton, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
9.85 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
44.41 μg/m³
0
55
155
255
425
605+
28.91 ppb
0
55
71
86
201
201+
0.70 ppb
0
36
76
186
605
1005+
7.90 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Pleasanton, California
Pleasanton, California
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AQI 52
Moderate
9.90μg/m³
PM2.5
44.00μg/m³
PM10
28.72ppb
O3
0.69ppb
SO2
8.79ppb
NO2
0.40ppm
CO
AQI 52
Moderate
10.09μg/m³
PM2.5
44.94μg/m³
PM10
30.98ppb
O3
0.83ppb
SO2
5.53ppb
NO2
0.30ppm
CO
AQI 49
Good
9.49μg/m³
PM2.5
44.11μg/m³
PM10
28.68ppb
O3
0.65ppb
SO2
6.81ppb
NO2
0.36ppm
CO
AQI 52
Moderate
9.94μg/m³
PM2.5
51.45μg/m³
PM10
26.88ppb
O3
0.70ppb
SO2
4.93ppb
NO2
0.30ppm
CO
AQI 52
Moderate
10.18μg/m³
PM2.5
50.63μg/m³
PM10
27.74ppb
O3
0.71ppb
SO2
5.36ppb
NO2
0.30ppm
CO
AQI 52
Moderate
10.04μg/m³
PM2.5
51.54μg/m³
PM10
27.10ppb
O3
0.70ppb
SO2
5.12ppb
NO2
0.30ppm
CO
Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Pleasanton, California is updated on an hourly basis.
The worst air quality in Pleasanton, California was recorded at 07:00:00 on 2025-06-04.
The best air quality in Pleasanton, California was recorded at 07:00:00 on 2025-06-05.
The real-time air quality index in Pleasanton, California is 52, currently categorized as Moderate.
The most common pollutant in Pleasanton, California is PM2.5.
If the air quality in Pleasanton, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Pleasanton, California at present are 9.846 μg/m3.
The current PM10 levels in Pleasanton, California are 44.409 μg/m3.
The current carbon monoxide (CO) level in Pleasanton, California is 0.378 ppm.
The current sulfur dioxide (SO2) levels in Pleasanton, California are 0.698 ppb.
The current ozone (O3) levels at Pleasanton, California is 28.915 ppm.
The current nitrogen dioxide (NO2) levels at Pleasanton, California is 7.899 ppb.
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